Home / 3,531.61-5,296.17-1,065.79

Finding the Fourth Proportional to 3,531.61, 5,296.17 and 1,065.79

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Solution

The fourth proportional to 3,531.61, 5,296.17 and 1,065.79 is: 1,598.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.61 : 5,296.17 = 1,065.79 : x
  2. Step 2: Convert to fraction form
    3,531.61/5,296.17 = 1,065.79/x
  3. Step 3: Cross multiply
    3,531.61x = 5,296.17 × 1,065.79
  4. Step 4: Simplify right side
    3,531.61x = 5,644,605.02
  5. Step 5: Solve for x
    x = 5,644,605.02/3,531.61
  6. Step 6: Final answer
    x = 1,598.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.